<?php

namespace backend\models;

use Yii;
use yii\base\NotSupportedException;
use yii\web\IdentityInterface;

/**
 * This is the model class for table "{{%_user}}".
 *
 * @property int $id
 * @property string $name 用户名
 * @property string $password 密码
 * @property int $role_id 角色ID
 * @property string $create_user
 * @property int $create_time 时间
 * @property int $status 1 正常 2禁用
 */
class User extends \yii\db\ActiveRecord implements IdentityInterface
{
    const STATUS_DELETED = 2;
    const STATUS_ACTIVE = 1;
    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%user}}';
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['name', 'password', 'role_id', 'create_user','status'], 'required'],
            [['role_id', 'create_time'], 'integer'],
            [['name', 'create_user'], 'string', 'max' => 20],
            [['password'], 'string', 'max' => 255],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'name' => '用户名',
            'password' => '密码',
            'role_id' => '角色ID',
            'create_user' => 'Create User',
            'create_time' => '时间',
            'status' => '1 正常 2禁用',
        ];
    }

    public function Login($data){
        $name = $data['name'];
        $password = $data['password'];
        $user = User::findOne(['name' => $name]);
        $msg = '用户名或密码不正确';
        if (!$user) {
            $this->json(100, $msg);
        }
        if (Yii::$app->security->validatePassword($password,$user->password)) {
            if ($user->status == self::STATUS_DELETED) {
                return $this->json(100, '该用户已被禁用，请联系管理员');
            }
            Yii::$app->user->login($user);
            LoginLog::log($user->id);
            $this->json(200, '登录成功');
        }
        return $this->json(100, $msg);
    }

    public function json($status='',$msg='',$data=''){
        $arr = ['status'=>$status,'msg'=>$msg];
        if(!empty($data)){
            $arr['data'] = $data;
        }
        exit(json_encode($arr,JSON_UNESCAPED_UNICODE));
    }

    /**
     * 关联角色
     */
    public function getRole()
    {
        return $this->hasOne(Role::className(),['id'=>'role_id']);
    }

    /**
     * {@inheritdoc}
     */
    public static function findIdentity($id)
    {
        return static::findOne(['id' => $id, 'status' => self::STATUS_ACTIVE]);
    }

    /**
     * {@inheritdoc}
     */
    public static function findIdentityByAccessToken($token, $type = null)
    {
        throw new NotSupportedException('"findIdentityByAccessToken" is not implemented.');
    }

    /**
     * Finds user by username
     *
     * @param string $username
     * @return static|null
     */
    public static function findByUsername($username)
    {
        return static::findOne(['username' => $username, 'status' => self::STATUS_ACTIVE]);
    }

    /**
     * Finds user by password reset token
     *
     * @param string $token password reset token
     * @return static|null
     */
    public static function findByPasswordResetToken($token)
    {
        if (!static::isPasswordResetTokenValid($token)) {
            return null;
        }

        return static::findOne([
            'password_reset_token' => $token,
            'status' => self::STATUS_ACTIVE,
        ]);
    }

    /**
     * Finds out if password reset token is valid
     *
     * @param string $token password reset token
     * @return bool
     */
    public static function isPasswordResetTokenValid($token)
    {
        if (empty($token)) {
            return false;
        }

        $timestamp = (int) substr($token, strrpos($token, '_') + 1);
        $expire = Yii::$app->params['user.passwordResetTokenExpire'];
        return $timestamp + $expire >= time();
    }

    /**
     * {@inheritdoc}
     */
    public function getId()
    {
        return $this->id;
        //return $this->getPrimaryKey();
    }

    /**
     * {@inheritdoc}
     */
    public function getAuthKey()
    {
        return $this->auth_key;
    }

    /**
     * {@inheritdoc}
     */
    public function validateAuthKey($authKey)
    {
        return $this->getAuthKey() === $authKey;
    }

    /**
     * Validates password
     *
     * @param string $password password to validate
     * @return bool if password provided is valid for current user
     */
    public function validatePassword($password)
    {
        return Yii::$app->security->validatePassword($password, $this->password);
    }

    /**
     * Generates password hash from password and sets it to the model
     *
     * @param string $password
     */
    public function setPassword($password)
    {
        $this->password_hash = Yii::$app->security->generatePasswordHash($password);
    }

    /**
     * Generates "remember me" authentication key
     */
    public function generateAuthKey()
    {
        $this->auth_key = Yii::$app->security->generateRandomString();
    }

    /**
     * Generates new password reset token
     */
    public function generatePasswordResetToken()
    {
        $this->password_reset_token = Yii::$app->security->generateRandomString() . '_' . time();
    }

    /**
     * Removes password reset token
     */
    public function removePasswordResetToken()
    {
        $this->password_reset_token = null;
    }
}
